Submission #50710

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
50710	2018-06-13T03:37:25 Z	gnoor	Art Exhibition (JOI18_art)	C++17	100 / 100	371 ms	16392 KB

#include <cstdio>
#include <map>
#include <algorithm>
#include <vector>

using namespace std;

long long sz[500100];
long long val[500100];

int main () {
	int n;
	scanf("%d",&n);
	long long a,b;
	vector<pair<long long,long long>> tbl;
	tbl.reserve(n);
	for (int i=0;i<n;i++) {
		scanf("%lld%lld",&a,&b);
		tbl.push_back({a,b});
	}
	sort(tbl.begin(),tbl.end());
	int nn=0;
	sz[0]=tbl[0].first;
	val[0]=tbl[0].second;
	
	for (int i=1;i<(int)tbl.size();i++) {
		if (tbl[i].first!=sz[nn]) {
			nn++;
			sz[nn]=tbl[i].first;
		}
		val[nn]+=tbl[i].second;
	}
	nn++;
	for (int i=1;i<nn;i++) {
		val[i]+=val[i-1];
	}

	long long mnn=-sz[0];
	long long ans=0;
	for (int i=0;i<nn;i++) {
		ans=max(ans,val[i]-sz[i]-mnn);
		mnn=min(mnn,val[i]-sz[i+1]);
	}
	printf("%lld\n",ans);
	return 0;
}

Compilation message

art.cpp: In function 'int main()':
art.cpp:13:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
  ~~~~~^~~~~~~~~
art.cpp:18:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld%lld",&a,&b);
   ~~~~~^~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	380 KB	Output is correct
2	Correct	2 ms	380 KB	Output is correct
3	Correct	2 ms	428 KB	Output is correct
4	Correct	2 ms	504 KB	Output is correct
5	Correct	2 ms	504 KB	Output is correct
6	Correct	3 ms	536 KB	Output is correct
7	Correct	2 ms	536 KB	Output is correct
8	Correct	2 ms	536 KB	Output is correct
9	Correct	2 ms	536 KB	Output is correct
10	Correct	2 ms	536 KB	Output is correct
11	Correct	2 ms	616 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	380 KB	Output is correct
2	Correct	2 ms	380 KB	Output is correct
3	Correct	2 ms	428 KB	Output is correct
4	Correct	2 ms	504 KB	Output is correct
5	Correct	2 ms	504 KB	Output is correct
6	Correct	3 ms	536 KB	Output is correct
7	Correct	2 ms	536 KB	Output is correct
8	Correct	2 ms	536 KB	Output is correct
9	Correct	2 ms	536 KB	Output is correct
10	Correct	2 ms	536 KB	Output is correct
11	Correct	2 ms	616 KB	Output is correct
12	Correct	2 ms	616 KB	Output is correct
13	Correct	2 ms	616 KB	Output is correct
14	Correct	2 ms	616 KB	Output is correct
15	Correct	3 ms	616 KB	Output is correct
16	Correct	2 ms	616 KB	Output is correct
17	Correct	2 ms	620 KB	Output is correct
18	Correct	2 ms	620 KB	Output is correct
19	Correct	2 ms	620 KB	Output is correct
20	Correct	2 ms	620 KB	Output is correct
21	Correct	3 ms	620 KB	Output is correct
22	Correct	2 ms	620 KB	Output is correct
23	Correct	3 ms	620 KB	Output is correct
24	Correct	2 ms	620 KB	Output is correct
25	Correct	2 ms	748 KB	Output is correct
26	Correct	2 ms	748 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	380 KB	Output is correct
2	Correct	2 ms	380 KB	Output is correct
3	Correct	2 ms	428 KB	Output is correct
4	Correct	2 ms	504 KB	Output is correct
5	Correct	2 ms	504 KB	Output is correct
6	Correct	3 ms	536 KB	Output is correct
7	Correct	2 ms	536 KB	Output is correct
8	Correct	2 ms	536 KB	Output is correct
9	Correct	2 ms	536 KB	Output is correct
10	Correct	2 ms	536 KB	Output is correct
11	Correct	2 ms	616 KB	Output is correct
12	Correct	2 ms	616 KB	Output is correct
13	Correct	2 ms	616 KB	Output is correct
14	Correct	2 ms	616 KB	Output is correct
15	Correct	3 ms	616 KB	Output is correct
16	Correct	2 ms	616 KB	Output is correct
17	Correct	2 ms	620 KB	Output is correct
18	Correct	2 ms	620 KB	Output is correct
19	Correct	2 ms	620 KB	Output is correct
20	Correct	2 ms	620 KB	Output is correct
21	Correct	3 ms	620 KB	Output is correct
22	Correct	2 ms	620 KB	Output is correct
23	Correct	3 ms	620 KB	Output is correct
24	Correct	2 ms	620 KB	Output is correct
25	Correct	2 ms	748 KB	Output is correct
26	Correct	2 ms	748 KB	Output is correct
27	Correct	4 ms	764 KB	Output is correct
28	Correct	4 ms	764 KB	Output is correct
29	Correct	4 ms	764 KB	Output is correct
30	Correct	4 ms	764 KB	Output is correct
31	Correct	5 ms	764 KB	Output is correct
32	Correct	4 ms	764 KB	Output is correct
33	Correct	5 ms	764 KB	Output is correct
34	Correct	4 ms	764 KB	Output is correct
35	Correct	4 ms	768 KB	Output is correct
36	Correct	4 ms	768 KB	Output is correct
37	Correct	4 ms	768 KB	Output is correct
38	Correct	4 ms	768 KB	Output is correct
39	Correct	4 ms	768 KB	Output is correct
40	Correct	4 ms	892 KB	Output is correct
41	Correct	4 ms	892 KB	Output is correct
42	Correct	5 ms	892 KB	Output is correct
43	Correct	6 ms	892 KB	Output is correct
44	Correct	6 ms	892 KB	Output is correct
45	Correct	4 ms	892 KB	Output is correct
46	Correct	4 ms	892 KB	Output is correct
47	Correct	4 ms	892 KB	Output is correct
48	Correct	4 ms	892 KB	Output is correct
49	Correct	4 ms	892 KB	Output is correct
50	Correct	6 ms	892 KB	Output is correct
51	Correct	4 ms	892 KB	Output is correct

Subtask #4
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	380 KB	Output is correct
2	Correct	2 ms	380 KB	Output is correct
3	Correct	2 ms	428 KB	Output is correct
4	Correct	2 ms	504 KB	Output is correct
5	Correct	2 ms	504 KB	Output is correct
6	Correct	3 ms	536 KB	Output is correct
7	Correct	2 ms	536 KB	Output is correct
8	Correct	2 ms	536 KB	Output is correct
9	Correct	2 ms	536 KB	Output is correct
10	Correct	2 ms	536 KB	Output is correct
11	Correct	2 ms	616 KB	Output is correct
12	Correct	2 ms	616 KB	Output is correct
13	Correct	2 ms	616 KB	Output is correct
14	Correct	2 ms	616 KB	Output is correct
15	Correct	3 ms	616 KB	Output is correct
16	Correct	2 ms	616 KB	Output is correct
17	Correct	2 ms	620 KB	Output is correct
18	Correct	2 ms	620 KB	Output is correct
19	Correct	2 ms	620 KB	Output is correct
20	Correct	2 ms	620 KB	Output is correct
21	Correct	3 ms	620 KB	Output is correct
22	Correct	2 ms	620 KB	Output is correct
23	Correct	3 ms	620 KB	Output is correct
24	Correct	2 ms	620 KB	Output is correct
25	Correct	2 ms	748 KB	Output is correct
26	Correct	2 ms	748 KB	Output is correct
27	Correct	4 ms	764 KB	Output is correct
28	Correct	4 ms	764 KB	Output is correct
29	Correct	4 ms	764 KB	Output is correct
30	Correct	4 ms	764 KB	Output is correct
31	Correct	5 ms	764 KB	Output is correct
32	Correct	4 ms	764 KB	Output is correct
33	Correct	5 ms	764 KB	Output is correct
34	Correct	4 ms	764 KB	Output is correct
35	Correct	4 ms	768 KB	Output is correct
36	Correct	4 ms	768 KB	Output is correct
37	Correct	4 ms	768 KB	Output is correct
38	Correct	4 ms	768 KB	Output is correct
39	Correct	4 ms	768 KB	Output is correct
40	Correct	4 ms	892 KB	Output is correct
41	Correct	4 ms	892 KB	Output is correct
42	Correct	5 ms	892 KB	Output is correct
43	Correct	6 ms	892 KB	Output is correct
44	Correct	6 ms	892 KB	Output is correct
45	Correct	4 ms	892 KB	Output is correct
46	Correct	4 ms	892 KB	Output is correct
47	Correct	4 ms	892 KB	Output is correct
48	Correct	4 ms	892 KB	Output is correct
49	Correct	4 ms	892 KB	Output is correct
50	Correct	6 ms	892 KB	Output is correct
51	Correct	4 ms	892 KB	Output is correct
52	Correct	282 ms	16380 KB	Output is correct
53	Correct	266 ms	16380 KB	Output is correct
54	Correct	298 ms	16380 KB	Output is correct
55	Correct	275 ms	16380 KB	Output is correct
56	Correct	260 ms	16380 KB	Output is correct
57	Correct	258 ms	16380 KB	Output is correct
58	Correct	371 ms	16380 KB	Output is correct
59	Correct	261 ms	16380 KB	Output is correct
60	Correct	275 ms	16380 KB	Output is correct
61	Correct	274 ms	16380 KB	Output is correct
62	Correct	285 ms	16380 KB	Output is correct
63	Correct	276 ms	16392 KB	Output is correct
64	Correct	279 ms	16392 KB	Output is correct
65	Correct	326 ms	16392 KB	Output is correct
66	Correct	281 ms	16392 KB	Output is correct
67	Correct	260 ms	16392 KB	Output is correct
68	Correct	348 ms	16392 KB	Output is correct

Submission #50710

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 20.0 / 20.0

Subtask #3 20.0 / 20.0

Subtask #4 50.0 / 50.0

Subtask #1
10.0 / 10.0

Subtask #2
20.0 / 20.0

Subtask #3
20.0 / 20.0

Subtask #4
50.0 / 50.0